Java Software Developer

Job Title: Java + React Developer (Mid-Level)
Location: Denver, CO (Hybrid preferred)
Employment Type: Contract / Contract-to-Hire / Full-Time (pick one)
Experience: 4–5 years
Interview: 1–2 rounds (Video)
Start: ASAP

Job Summary

We’re looking for a mid-level Full Stack Developer with strong Java (Spring Boot) backend experience and modern React frontend skills. You’ll build and support scalable web applications, develop APIs, and collaborate with product, QA, and DevOps to ship reliable features.

Responsibilities

Build and maintain backend services using Java, Spring Boot, and REST APIs

Develop user-facing features using React, TypeScript/JavaScript, HTML/CSS

Integrate frontend with backend services; write clean, testable code

Work with SQL/NoSQL data stores and optimize performance where needed

Participate in code reviews, sprint planning, and production support when required

Collaborate with DevOps on CI/CD, logging/monitoring, and deployment readiness

Required Skills

4–5 years of software development experience

Strong Java fundamentals + Spring Boot (or similar Spring stack)

Solid React experience (hooks, state management, component design)

API development: REST, JSON, authentication patterns (JWT/OAuth basics)

Database experience: PostgreSQL/Oracle/MySQL (writing queries, joins, indexes)

Unit testing (JUnit, Mockito, Jest, React Testing Library)

Git + Agile/Scrum experience

Nice to Have

Cloud: AWS/Azure/Google Cloud Platform basics

Docker/Kubernetes exposure

Messaging/streaming (Kafka/RabbitMQ)

GraphQL

Microservices patterns

What to Include in Submissions

Resume + LinkedIn

Availability, work authorization, and Denver local/relocation status

Rate/salary expectations

Keywords: Java, Spring Boot, REST, Microservices, React, TypeScript, JavaScript, SQL, API, Docker, AWS, CI/CD, Agile